UltraCMOS® RF Digital Step Attenuators

pSemi UltraCMOS® RF Digital Step Attenuators (DSAs) offer flexibility and performance for wireless and broadband infrastructure equipment, LMRs, test-and-measurement equipment, and military RF applications. The UltraCMOS RF DSAs are offered in 50Ω and 75Ω variants, with multiple programming mode options, including serial, direct parallel, and latched parallel, making it easy to design them into a wide range of systems. These devices offer best-in-class linearity, outstanding attenuation accuracy, and low insertion loss.

All Results (11)

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Select Image Part # Mfr. Description Datasheet Availability Pricing (USD) Filter the results in the table by unit price based on your quantity. Qty. RoHS
pSemi Attenuators 50ohm 6 Bit 31.5dB 0.5dB, 1.0dB Digital Step Attenuator, optional ext. Vss 193In Stock
Min.: 1
Mult.: 1
: 250

pSemi Attenuators ext. Vss 1,703In Stock
12,000Expected 28/09/2026
Min.: 1
Mult.: 1
: 3,000

pSemi Attenuators 50ohm 7Bit 31.75dB 0.25dB, 0.5dB, 1.0dB Digital Step Attenuator, optional 142In Stock
6,000Expected 26/08/2026
Min.: 1
Mult.: 1
: 3,000

pSemi Attenuators 75ohm 6Bit 31.5dB 0.5dB Digital Step Attenuator, optional ext. Vss 565In Stock
3,000Expected 11/09/2026
Min.: 1
Mult.: 1
: 3,000

pSemi Attenuators 50ohm 6Bit 31.5dB 0.5dB Digital Step Attenuator
54,343Expected 06/08/2026
Min.: 1
Mult.: 1
: 3,000


pSemi Attenuators 50ohm 2Bit 18.0dB 6.0dB Digital Step Attenuator
41,829On Order
Min.: 1
Mult.: 1
: 3,000

pSemi Attenuators 50ohm 5Bit 15.5dB 0.5dB Digital Step Attenuator
6,000Expected 13/11/2026
Min.: 1
Mult.: 1
: 3,000

pSemi RF Development Tools 50ohm 7Bit 31.75dB 0.25dB, 0.5dB, 1.0dB Digital Step Attenuator Eval. Non-Stocked Lead-Time 16 Weeks
Min.: 1
Mult.: 1

pSemi Attenuators 50ohm 2Bit 18.0dB 6.0dB Digital Step Attenuator Non-Stocked Lead-Time 16 Weeks
Min.: 3,000
Mult.: 3,000
: 3,000

pSemi Attenuators 75ohm 6Bit 31.5dB 0.5dB Digital Step Attenuator Non-Stocked Lead-Time 16 Weeks
Min.: 3,000
Mult.: 3,000
: 3,000
pSemi Attenuators 50ohm 7Bit 31.75dB 0.25dB, 0.5dB, 1.0dB Digital Step Attenuator, w/o Lead-Time 16 Weeks
Min.: 1
Mult.: 1
: 3,000